/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with this
 * work for additional information regarding copyright ownership. The ASF
 * licenses this file to You under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */

package org.apache.hugegraph.rest;

import java.io.IOException;

import okhttp3.Credentials;
import okhttp3.Interceptor;
import okhttp3.Request;
import okhttp3.Response;

public class OkHttpBasicAuthInterceptor implements Interceptor {

    private final String credentials;

    public OkHttpBasicAuthInterceptor(String user, String password) {
        this.credentials = Credentials.basic(user, password);
    }

    @Override
    public Response intercept(Chain chain) throws IOException {
        Request request = chain.request();
        if (request.header(RestHeaders.AUTHORIZATION) == null) {
            Request authenticatedRequest = request.newBuilder()
                                                  .header(RestHeaders.AUTHORIZATION,
                                                          this.credentials)
                                                  .build();
            return chain.proceed(authenticatedRequest);
        }
        return chain.proceed(request);
    }
}
